| 1 | Spectrum analysis | 129 | 2.5K | 757 | 1163 |
| 2 | Molecular Biology | 122 | 2.3K | 1740 | 2955 |
| 3 | Biochemistry | 85 | 2.2K | 2728 | 3076 |
| 4 | Chemistry | 133 | 2.1K | 2139 | 3550 |
| 5 | Biomass Energy | 34 | 1.8K | 670 | 585 |
| 6 | Molecular Spectroscopy | 82 | 1.8K | 125 | 139 |
| 7 | Psychiatry | 33 | 1.8K | 1791 | 1444 |
| 8 | Environment | 27 | 1.8K | 2093 | 2069 |
| 9 | Pharmaceutical Chemistry | 38 | 1.6K | 1384 | 1217 |
| 10 | Community Psychiatry | 10 | 1.1K | 589 | 224 |
| 11 | Bioorganic chemistry | 19 | 1.1K | 1394 | 993 |
| 12 | Crystallography | 141 | 967 | 70 | 259 |
| 13 | Organic Chemistry | 15 | 923 | 1918 | 1222 |
| 14 | Chemical Engineering | 18 | 811 | 2482 | 2176 |
| 15 | Environmental monitoring | 24 | 775 | 1580 | 1808 |
| 16 | Clinical Chemistry | 10 | 724 | 2222 | 1430 |
| 17 | Renewable Energy Sources | 13 | 701 | 1357 | 1561 |
| 18 | Enzyme inhibitors | 21 | 637 | 48 | 52 |
| 19 | Colloids | 6 | 621 | 3220 | 1936 |
| 20 | Surface Chemistry | 9 | 619 | 2779 | 1879 |
| 21 | Pollution | 32 | 617 | 2155 | 3308 |
| 22 | Physics | 53 | 606 | 3690 | 6999 |
| 23 | Organometallic compounds | 25 | 576 | 368 | 434 |
| 24 | Urology | 11 | 549 | 1389 | 1070 |
| 25 | Environmental Engineering | 28 | 547 | 1347 | 2025 |
| 26 | Biochemical Engineering | 9 | 539 | 2346 | 2517 |
| 27 | Neurology | 40 | 536 | 2191 | 3513 |
| 28 | Environmental Health | 33 | 535 | 1995 | 3287 |
| 29 | Molecular structure | 27 | 527 | 787 | 1147 |
| 30 | Medicine | 33 | 524 | 5044 | 7193 |
| 31 | Pharmacology | 26 | 517 | 2605 | 3296 |
| 32 | Microscopy | 20 | 510 | 564 | 501 |
| 33 | Organometallic chemistry | 32 | 509 | 462 | 561 |
| 34 | Microbiology | 33 | 506 | 2907 | 4637 |
| 35 | Water | 3 | 496 | 2962 | 1635 |
| 36 | Education | 34 | 495 | 1282 | 1244 |
| 37 | Toxicology | 25 | 493 | 2188 | 2890 |
| 38 | Vocational guidance | 9 | 481 | 510 | 419 |
| 39 | Mathematics | 52 | 467 | 2064 | 2306 |
| 40 | Soil Science | 16 | 447 | 840 | 990 |
| 41 | Ecology | 19 | 438 | 3515 | 4749 |
| 42 | Brain | 15 | 434 | 1625 | 1767 |
| 43 | coal | 9 | 419 | 1016 | 929 |
| 44 | Environmental Chemistry | 17 | 403 | 888 | 1461 |
| 44 | Soil ecology | 3 | 403 | 884 | 424 |
| 46 | Composite Materials | 11 | 398 | 1686 | 1692 |
| 47 | Science | 28 | 397 | 5498 | 8834 |
| 48 | Food | 11 | 376 | 2032 | 1922 |
| 49 | Neurochemistry | 25 | 374 | 1046 | 1736 |
| 50 | Research | 24 | 356 | 4890 | 6728 |
| 51 | Materials | 21 | 353 | 3202 | 3902 |
| 52 | Public Health | 11 | 344 | 4178 | 4058 |
| 53 | environmental protection | 17 | 342 | 1673 | 2313 |
| 54 | Biotechnology | 43 | 332 | 2122 | 4842 |
| 55 | Neuroanatomy | 23 | 300 | 10 | 87 |
| 56 | environmental pollution | 14 | 291 | 2693 | 3614 |
| 57 | Psychopharmacology | 6 | 289 | 1523 | 1397 |
| 58 | Mental Disorders | 10 | 287 | 2266 | 2531 |
| 58 | Molecules | 9 | 287 | 1083 | 833 |
| 60 | Biology | 23 | 279 | 5514 | 9081 |
| 61 | Artificial Intelligence | 15 | 275 | 2016 | 2257 |
| 61 | Environmental Geology | 9 | 275 | 966 | 947 |
| 61 | pigments | 13 | 275 | 316 | 389 |
| 64 | Nuclear Physics | 11 | 273 | 3048 | 2737 |
| 65 | Medical Microbiology | 5 | 271 | 2415 | 2242 |
| 66 | Environmental Management | 10 | 262 | 1879 | 2533 |
| 67 | natural disasters | 9 | 260 | 725 | 799 |
| 68 | psychotherapy | 7 | 254 | 1041 | 960 |
| 69 | Radiation | 12 | 252 | 1322 | 1292 |
| 70 | radioactive waste | 3 | 249 | 887 | 756 |
| 70 | industrial waste | 3 | 249 | 931 | 757 |
| 70 | Hazardous waste | 3 | 249 | 1058 | 815 |
| 73 | Soil biology | 2 | 246 | 1271 | 883 |
| 74 | Psychology | 16 | 242 | 2844 | 3619 |
| 75 | Solid State Chemistry | 12 | 236 | 1554 | 1580 |
| 76 | Ecological Engineering | 3 | 218 | 766 | 529 |
| 77 | Solar Energy | 3 | 212 | 1992 | 1443 |
| 78 | food technology | 12 | 209 | 1491 | 2087 |
| 79 | Natural history | 14 | 207 | 2535 | 6208 |
| 80 | Agriculture | 12 | 206 | 1341 | 1729 |
| 81 | Electrochemistry | 28 | 205 | 1714 | 2796 |
| 82 | Pharmacognosy | 1 | 203 | 3365 | 1616 |
| 82 | Medicinal plants | 1 | 203 | 2807 | 1249 |
| 84 | hazard mitigation | 6 | 200 | 641 | 603 |
| 85 | Hydrology | 7 | 199 | 2041 | 1902 |
| 86 | Sustainable Engineering | 11 | 197 | 893 | 1403 |
| 87 | Agricultural Chemistry | 9 | 196 | 1683 | 1953 |
| 88 | Statistics | 14 | 195 | 1559 | 1757 |
| 89 | Earth Sciences | 12 | 191 | 2062 | 2521 |
| 90 | Medical genetics | 7 | 188 | 2566 | 3294 |
| 90 | Crystal growth | 4 | 188 | 1045 | 746 |
| 92 | Chemical structure | 17 | 182 | 79 | 141 |
| 93 | Nursing | 11 | 179 | 1098 | 1092 |
| 94 | Technology | 9 | 178 | 3184 | 3267 |
| 95 | Educational Technology | 12 | 177 | 725 | 998 |
| 96 | Analytical Chemistry | 16 | 176 | 2651 | 3917 |
| 97 | Solid State Physics | 9 | 169 | 2891 | 2889 |
| 98 | Horticulture | 9 | 168 | 467 | 449 |
| 99 | Physiology | 14 | 166 | 2724 | 4196 |
| 100 | Membranes | 4 | 164 | 1877 | 1905 |
| 101 | Engineering | 11 | 163 | 2988 | 3053 |
| 101 | Materials Science | 13 | 163 | 3051 | 4130 |
| 103 | Entomology | 12 | 162 | 1502 | 1612 |
| 104 | Bioengineering | 17 | 160 | 2381 | 4734 |
| 105 | Radiology | 10 | 158 | 1151 | 1199 |
| 105 | Bioinorganic chemistry | 5 | 158 | 1319 | 1194 |
| 107 | Dentistry | 16 | 157 | 286 | 410 |
| 108 | Histology | 22 | 154 | 740 | 1977 |
| 109 | Geomorphology | 4 | 153 | 1401 | 1378 |
| 110 | Herbal medicine | 2 | 151 | 1056 | 733 |
| 110 | United States | 18 | 151 | 2720 | 4526 |
| 112 | Adolescent | 7 | 148 | 1797 | 1858 |
| 113 | Biomedical Engineering | 19 | 146 | 2529 | 4831 |
| 113 | Environmental Policy | 10 | 146 | 2094 | 3767 |
| 115 | Nutrition | 16 | 145 | 2569 | 4566 |
| 115 | Radiobiology | 7 | 145 | 1625 | 1650 |
| 115 | Environmental Geochemistry | 4 | 145 | 457 | 321 |
| 115 | Minerals | 4 | 145 | 736 | 578 |
| 119 | Quantum Chemistry | 12 | 143 | 419 | 525 |
| 119 | Raman spectroscopy | 5 | 143 | 708 | 670 |
| 119 | Infrared spectroscopy | 5 | 143 | 213 | 193 |
| 122 | Pathology | 5 | 142 | 2449 | 2728 |
| 122 | Child | 10 | 142 | 1772 | 2303 |
| 122 | soil management | 2 | 142 | 796 | 639 |
| 122 | tillage | 2 | 142 | 594 | 533 |
| 126 | Metals | 6 | 140 | 1997 | 1972 |
| 127 | Histochemistry | 21 | 139 | 346 | 969 |
| 128 | Genetic engineering | 6 | 135 | 2013 | 2548 |
| 128 | Molecular cloning | 6 | 135 | 1276 | 1491 |
| 128 | Genetic recombination | 6 | 135 | 1254 | 1483 |
| 128 | Recombinant DNA | 6 | 135 | 1369 | 1580 |
| 132 | Pediatrics | 9 | 129 | 2021 | 3175 |
| 132 | Environmental Toxicology | 7 | 129 | 1955 | 2954 |
| 134 | Obstetrics | 15 | 128 | 1569 | 2588 |
| 135 | Agricultural Ecology | 5 | 127 | 1003 | 1447 |
| 136 | Mental Health | 6 | 126 | 1421 | 1470 |
| 137 | Information Technology | 7 | 125 | 1907 | 1876 |
| 138 | System analysis | 6 | 124 | 2128 | 2062 |
| 138 | Biomass | 3 | 124 | 747 | 870 |
| 140 | Bioethics | 4 | 123 | 928 | 640 |
| 140 | Medical Ethics | 4 | 123 | 1213 | 804 |
| 140 | nursing ethics | 4 | 123 | 185 | 194 |
| 143 | food handling | 5 | 122 | 735 | 1065 |
| 144 | Dermatology | 4 | 120 | 2049 | 1832 |
| 144 | Electrochemical Analysis | 5 | 120 | 1401 | 1427 |
| 144 | Behavior | 5 | 120 | 3226 | 4008 |
| 147 | Environmental pollutants | 4 | 118 | 2445 | 2601 |
| 148 | Stochastic Processes | 8 | 117 | 552 | 623 |
| 149 | clay | 3 | 116 | 902 | 963 |
| 150 | Pharmacy | 5 | 113 | 2126 | 2330 |
| 150 | Climatology | 7 | 113 | 1410 | 1978 |
| 150 | drugs | 5 | 113 | 2240 | 2408 |
| 153 | environmental indicators | 2 | 110 | 1630 | 1449 |
| 154 | Calorimetry | 5 | 109 | 1017 | 901 |
| 154 | Thermal analysis | 5 | 109 | 1017 | 901 |
| 156 | data protection | 4 | 107 | 495 | 347 |
| 157 | Reproduction | 13 | 105 | 1469 | 2631 |
| 158 | Genetics | 6 | 104 | 3893 | 5307 |
| 158 | Oral Medicine | 13 | 104 | 253 | 446 |
| 158 | Virology | 5 | 104 | 3208 | 4460 |
| 161 | Immunology | 7 | 103 | 3430 | 4673 |
| 161 | Engineering Mathematics | 10 | 103 | 1622 | 1824 |
| 161 | Oxidative stress | 3 | 103 | 1435 | 1697 |
| 161 | Cellular senescence | 3 | 103 | 900 | 1083 |
| 161 | Food additives | 1 | 103 | 2329 | 1472 |
| 161 | hydrocolloids | 1 | 103 | 1158 | 963 |
| 161 | Multiple sclerosis | 14 | 103 | 237 | 454 |
| 168 | counseling | 3 | 102 | 1646 | 1352 |
| 169 | Biophysics | 7 | 101 | 5208 | 6404 |
| 169 | soil conservation | 4 | 101 | 752 | 869 |
| 169 | concrete | 1 | 101 | 1767 | 1278 |
| 169 | Cement | 1 | 101 | 1130 | 913 |
| 169 | biochemical markers | 2 | 101 | 1341 | 812 |
| 169 | diseases | 1 | 101 | 831 | 1049 |
| 169 | Disease | 1 | 101 | 845 | 1043 |
| 176 | Astrophysics | 17 | 100 | 2020 | 3123 |
| 176 | actuators | 1 | 100 | 3718 | 2605 |
| 176 | transducers | 1 | 100 | 3718 | 2605 |
| 179 | bioclimatology | 6 | 98 | 683 | 978 |
| 179 | Neural circuitry | 6 | 98 | 1580 | 2238 |
| 181 | Polymers | 7 | 97 | 3818 | 4524 |
| 181 | Diagnosis | 1 | 97 | 1443 | 581 |
| 181 | irrigation | 6 | 97 | 243 | 281 |
| 181 | disease susceptibility | 1 | 97 | 860 | 359 |
| 181 | symptoms | 1 | 97 | 860 | 359 |
| 186 | polymerization | 6 | 94 | 3448 | 3848 |
| 187 | Phytochemistry | 6 | 92 | 125 | 311 |
| 187 | Geophysics | 9 | 92 | 2754 | 3910 |
| 187 | Phytoremediation | 6 | 92 | 125 | 311 |
| 187 | environmental remediation | 6 | 92 | 171 | 356 |
| 187 | Bioreactors | 6 | 92 | 125 | 311 |
| 187 | drug toxicity | 2 | 92 | 725 | 570 |
| 193 | Tribology | 3 | 91 | 1422 | 1197 |
| 193 | Human genetics | 1 | 91 | 4076 | 4307 |
| 195 | Hematology | 11 | 90 | 2609 | 3641 |
| 195 | Computational Biology | 4 | 90 | 3422 | 3510 |
| 197 | Water pollution | 4 | 89 | 2832 | 3510 |
| 197 | Antibacterial agents | 3 | 89 | 920 | 1076 |
| 197 | Obesity | 3 | 89 | 2605 | 2951 |
| 200 | Meteorology | 5 | 88 | 2317 | 3164 |
| 200 | Energy Policy | 5 | 88 | 2409 | 3593 |
| 200 | Biocompatible Materials | 8 | 88 | 2920 | 4990 |
| 200 | Cancer | 4 | 88 | 4126 | 4927 |
| 204 | Career development | 1 | 87 | 875 | 317 |
| 204 | Liquid Crystals | 14 | 87 | 433 | 627 |
| 204 | Adhesion | 11 | 87 | 227 | 608 |
| 204 | adhesives | 11 | 87 | 246 | 613 |
| 208 | Orthopedics | 3 | 86 | 2077 | 1987 |
| 208 | Orthopedic Surgery | 3 | 86 | 1111 | 1088 |
| 210 | Information Theory | 3 | 85 | 1434 | 1187 |
| 210 | Nanotechnology | 4 | 85 | 5208 | 5880 |
| 210 | Information Systems | 3 | 85 | 1769 | 1662 |
| 210 | Metallurgy | 5 | 85 | 2456 | 2508 |
| 214 | food contamination | 5 | 84 | 919 | 1061 |
| 214 | Neuromuscular diseases | 1 | 84 | 1438 | 939 |
| 214 | Muscles | 1 | 84 | 1857 | 1364 |
| 217 | Mathematical Physics | 16 | 83 | 1655 | 2494 |
| 218 | Nuclear Engineering | 3 | 82 | 1534 | 998 |
| 218 | Nuclear Energy | 3 | 82 | 1391 | 954 |
| 218 | energy conservation | 10 | 82 | 1094 | 2774 |
| 218 | Plant diseases | 10 | 82 | 1286 | 2101 |
| 222 | Oncology | 3 | 81 | 2921 | 3750 |
| 222 | Physical Chemistry | 15 | 81 | 1239 | 2678 |
| 224 | Gerontology | 3 | 80 | 2524 | 2075 |
| 224 | training | 11 | 80 | 14 | 12 |
| 224 | Nervous system | 8 | 80 | 2000 | 3635 |
| 224 | Exercise | 8 | 80 | 911 | 1353 |
| 228 | Zoology | 10 | 78 | 1847 | 2659 |
| 228 | Geometry | 13 | 78 | 651 | 794 |
| 230 | Radiation Protection | 7 | 76 | 472 | 464 |
| 230 | radiation monitoring | 7 | 76 | 412 | 438 |
| 230 | Radioisotopes | 4 | 76 | 1353 | 1178 |
| 230 | Radiation dosimetry | 7 | 76 | 300 | 329 |
| 234 | Measurement | 3 | 75 | 1489 | 1418 |
| 235 | Botany | 7 | 74 | 3288 | 4769 |
| 235 | Geriatric Psychiatry | 5 | 74 | 1037 | 1580 |
| 237 | Clinical Psychology | 1 | 73 | 2830 | 2269 |
| 237 | Optics | 6 | 73 | 4373 | 4306 |
| 237 | Bioremediation | 7 | 73 | 451 | 1185 |
| 240 | Respiration | 5 | 72 | 1539 | 2254 |
| 240 | Europe | 9 | 72 | 2392 | 3669 |
| 242 | Water quality | 6 | 71 | 89 | 236 |
| 242 | Water chemistry | 6 | 71 | 139 | 359 |
| 244 | Food Safety | 4 | 70 | 180 | 240 |
| 244 | Counseling Psychology | 1 | 70 | 474 | 322 |
| 244 | computer networks | 2 | 70 | 3321 | 2524 |
| 247 | Immunotherapy | 4 | 68 | 2111 | 2966 |
| 247 | Health | 11 | 68 | 1469 | 3197 |
| 247 | technical education | 3 | 68 | 564 | 498 |
| 247 | Information Science | 3 | 68 | 3039 | 3135 |
| 251 | Psychiatric Nursing | 13 | 67 | 261 | 753 |
| 251 | Photochemistry | 2 | 67 | 2633 | 2369 |
| 251 | soil pollution | 4 | 67 | 499 | 677 |
| 251 | Photobiology | 2 | 67 | 2082 | 1846 |
| 255 | Emergency Medicine | 4 | 66 | 1848 | 1995 |
| 255 | Vaccines | 3 | 66 | 2415 | 2794 |
| 257 | Marine Biology | 2 | 65 | 3537 | 3296 |
| 257 | Endocrinology | 3 | 65 | 3985 | 4687 |
| 257 | water reuse | 2 | 65 | 456 | 433 |
| 260 | Immunopathology | 3 | 64 | 1814 | 2151 |
| 260 | Plant hormones | 3 | 64 | 352 | 502 |
| 260 | Social work | 3 | 64 | 1820 | 1507 |
| 260 | Mental illness | 2 | 64 | 3169 | 3340 |
| 264 | Economics | 6 | 62 | 3730 | 4057 |
| 264 | Marine Pollution | 1 | 62 | 2272 | 1933 |
| 264 | Smoking | 1 | 62 | 1558 | 1269 |
| 264 | Mental Health Services | 2 | 62 | 2089 | 1752 |
| 264 | Substance Abuse | 1 | 62 | 2864 | 1983 |
| 264 | compost | 3 | 62 | 17 | 11 |
| 264 | drug addiction | 1 | 62 | 2282 | 1824 |
| 264 | alcoholism | 1 | 62 | 2944 | 2235 |
| 264 | health planning | 5 | 62 | 2075 | 2711 |
| 264 | Fluorescence | 2 | 62 | 713 | 463 |
| 274 | Pediatric Dermatology | 1 | 59 | 1008 | 548 |
| 274 | Child welfare | 2 | 59 | 1714 | 1465 |
| 274 | viruses | 1 | 59 | 2830 | 2760 |
| 277 | Food Security | 1 | 58 | 416 | 368 |
| 277 | Zeolites | 1 | 58 | 1657 | 1461 |
| 279 | Neurobiology | 5 | 57 | 1800 | 3038 |
| 280 | Natural Sciences | 7 | 56 | 59 | 123 |
| 280 | Ophthalmology | 9 | 56 | 1359 | 2652 |
| 280 | radiative transfer | 1 | 56 | 1130 | 703 |
| 280 | Speech Disorders | 6 | 56 | 862 | 1406 |
| 284 | Environmental Microbiology | 3 | 55 | 1735 | 2728 |
| 284 | Immunochemistry | 3 | 55 | 1364 | 1539 |
| 284 | Waste management | 3 | 55 | 1678 | 1805 |
| 284 | Infertility | 4 | 55 | 1272 | 1814 |
| 284 | Parasitic Diseases | 3 | 55 | 2731 | 3247 |
| 284 | immunoassay | 3 | 55 | 209 | 169 |
| 284 | fertility | 4 | 55 | 1373 | 1916 |
| 291 | Sustainable Development | 3 | 54 | 2566 | 3095 |
| 291 | drainage | 4 | 54 | 250 | 272 |
| 291 | China | 5 | 54 | 2794 | 3827 |
| 294 | Pediatric Neurology | 4 | 53 | 1172 | 2329 |
| 294 | Child Development | 5 | 53 | 1922 | 3020 |
| 294 | Luminescence | 1 | 53 | 2361 | 1607 |
| 294 | Aquaculture | 6 | 53 | 1225 | 1965 |
| 298 | Sports Medicine | 5 | 52 | 2607 | 3093 |
| 298 | Quality Control | 1 | 52 | 3606 | 2657 |
| 300 | Chemical Ecology | 2 | 50 | 782 | 979 |
| 300 | Animal breeding | 6 | 50 | 619 | 1080 |
| 300 | pheromones | 2 | 50 | 718 | 935 |
| 300 | Fisheries | 4 | 50 | 1776 | 2254 |
| 304 | Plant physiology | 3 | 49 | 2447 | 3299 |
| 304 | Asia | 5 | 49 | 2740 | 3308 |
| 304 | drug therapy | 2 | 49 | 3706 | 3897 |
| 304 | Biodiversity | 8 | 49 | 1691 | 3428 |
| 308 | Immunopharmacology | 5 | 48 | 938 | 1831 |
| 308 | Biodiversity conservation | 1 | 48 | 2983 | 3024 |
| 308 | infection | 4 | 48 | 1941 | 2985 |
| 308 | mathematical analysis | 3 | 48 | 2722 | 2264 |
| 312 | Geology | 3 | 47 | 3543 | 3843 |
| 312 | Land use | 1 | 47 | 2175 | 1898 |
| 312 | Immunotoxicology | 5 | 47 | 207 | 472 |
| 312 | land degradation | 1 | 47 | 1073 | 928 |
| 312 | degradation | 1 | 47 | 1073 | 928 |
| 317 | Neurosurgery | 5 | 45 | 1167 | 1948 |
| 317 | Manufacturing Processes | 8 | 45 | 1691 | 3059 |
| 317 | Production Engineering | 8 | 45 | 1374 | 2459 |
| 317 | Clinical Pharmacology | 3 | 45 | 1950 | 2500 |
| 317 | Sustainable agriculture | 3 | 45 | 883 | 1197 |
| 317 | Parasitology | 9 | 45 | 1767 | 3491 |
| 317 | Flood control | 3 | 45 | 295 | 394 |
| 317 | Fuzzy systems | 4 | 45 | 1716 | 1890 |
| 325 | Metabolic diseases | 3 | 44 | 3119 | 4367 |
| 326 | Comparative Physiology | 1 | 43 | 1583 | 1349 |
| 327 | Engineering Geology | 1 | 42 | 2437 | 2102 |
| 327 | Neurophysiology | 4 | 42 | 3135 | 4788 |
| 327 | rehabilitation | 3 | 42 | 2828 | 3608 |
| 327 | educational innovations | 1 | 42 | 1074 | 757 |
| 331 | Applied Mathematics | 8 | 41 | 533 | 659 |
| 331 | Microbial Ecology | 2 | 41 | 3325 | 4534 |
| 331 | soil microbiology | 2 | 41 | 2106 | 3076 |
| 334 | Industrial Microbiology | 6 | 40 | 1640 | 3653 |
| 334 | Breeding | 5 | 40 | 1109 | 2013 |
| 336 | Epidemiology | 4 | 39 | 4448 | 6580 |
| 336 | Infections | 2 | 39 | 1927 | 2623 |
| 336 | econometric models | 1 | 39 | 1171 | 985 |
| 339 | Sleep Disorders | 4 | 38 | 1905 | 2670 |
| 339 | ecosystem | 3 | 38 | 1644 | 2636 |
| 339 | medical education | 3 | 38 | 2514 | 3039 |
| 339 | Sleep | 4 | 38 | 1919 | 2685 |
| 343 | Industrial Engineering | 1 | 37 | 3503 | 2943 |
| 343 | Earthquake Engineering | 1 | 37 | 2081 | 1960 |
| 343 | Highway Engineering | 3 | 37 | 433 | 596 |
| 343 | Quantum electronics | 2 | 37 | 1594 | 1170 |
| 343 | Transportation | 3 | 37 | 1937 | 2478 |
| 343 | Soil dynamics | 1 | 37 | 871 | 787 |
| 343 | Urban Transportation | 3 | 37 | 205 | 258 |
| 343 | Sexual health | 1 | 37 | 1644 | 1181 |
| 343 | Optoelectronic devices | 2 | 37 | 1318 | 918 |
| 343 | Agricultural systems | 1 | 37 | 703 | 841 |
| 343 | lasers | 2 | 37 | 2777 | 2422 |
| 343 | herbicides | 3 | 37 | 333 | 495 |
| 343 | Psychophysiology | 1 | 37 | 5032 | 4794 |
| 356 | Surface-Active Agents | 1 | 36 | 2097 | 2293 |
| 356 | Cognitive Science | 1 | 36 | 2870 | 2639 |
| 356 | Freeze-Drying | 2 | 36 | 814 | 829 |
| 356 | Ceramic materials | 4 | 36 | 1334 | 2090 |
| 356 | Hypothermia | 2 | 36 | 814 | 829 |
| 356 | Freeze Drying | 2 | 36 | 814 | 829 |
| 356 | Surface properties | 1 | 36 | 2208 | 2402 |
| 356 | software | 1 | 36 | 2018 | 1905 |
| 364 | Psycholinguistics | 1 | 35 | 1743 | 1607 |
| 364 | Neonatology | 5 | 35 | 560 | 1259 |
| 364 | Neurolinguistics | 1 | 35 | 869 | 906 |
| 364 | voice | 7 | 35 | 318 | 803 |
| 364 | Nanostructures | 3 | 35 | 2663 | 3695 |
| 364 | Nanotubes | 3 | 35 | 221 | 222 |
| 364 | Women's health | 4 | 35 | 1441 | 2470 |
| 364 | Speech | 1 | 35 | 1720 | 1566 |
| 364 | language | 1 | 35 | 1520 | 1286 |
| 373 | Geography | 5 | 34 | 2208 | 3558 |
| 373 | Clinical Immunology | 1 | 34 | 2604 | 2489 |
| 373 | Municipal Engineering | 1 | 34 | 889 | 732 |
| 373 | Geographic information systems | 4 | 34 | 1113 | 1603 |
| 377 | Structural Engineering | 3 | 33 | 1867 | 2317 |
| 377 | Oceanography | 5 | 33 | 1754 | 2853 |
| 377 | Metabolism | 2 | 33 | 4183 | 5399 |
| 377 | Food Preservation | 4 | 33 | 756 | 1139 |
| 377 | drug resistance | 1 | 33 | 1731 | 1653 |
| 382 | Microorganisms | 2 | 32 | 1799 | 2738 |
| 382 | Middle East | 10 | 32 | 505 | 1226 |
| 382 | Endocrine system | 1 | 32 | 1800 | 672 |
| 385 | Sociology | 4 | 31 | 3306 | 4951 |
| 385 | Traffic Engineering | 1 | 31 | 805 | 846 |
| 387 | Cytology | 8 | 30 | 3691 | 7318 |
| 387 | Materials Engineering | 1 | 30 | 1579 | 1119 |
| 387 | Ceramics | 4 | 30 | 1598 | 2334 |
| 387 | Vocational Education | 1 | 30 | 1078 | 818 |
| 387 | Food Microbiology | 2 | 30 | 1884 | 2845 |
| 387 | Animal health | 6 | 30 | 330 | 616 |
| 387 | Tropical Medicine | 3 | 30 | 2419 | 3364 |
| 387 | disease outbreaks | 1 | 30 | 1248 | 1427 |
| 387 | Epidemics | 1 | 30 | 1171 | 1405 |
| 396 | Neuropsychology | 1 | 29 | 4219 | 4169 |
| 396 | Heterocyclic chemistry | 3 | 29 | 640 | 684 |
| 396 | Metabolic syndrome | 2 | 29 | 385 | 617 |
| 399 | Microbial Biotechnology | 3 | 28 | 1172 | 2079 |
| 399 | Textile industry | 1 | 28 | 1210 | 716 |
| 401 | Boundary Value Problems | 3 | 27 | 433 | 410 |
| 401 | Industrial Ecology | 1 | 27 | 418 | 563 |
| 401 | Mutagenesis | 4 | 27 | 426 | 1035 |
| 401 | Eating Disorders | 2 | 27 | 1293 | 1744 |
| 401 | Feeding and Eating Disorders | 2 | 27 | 1237 | 1685 |
| 401 | teratogenic agents | 4 | 27 | 178 | 474 |
| 401 | Erosion | 1 | 27 | 229 | 295 |
| 401 | carcinogens | 4 | 27 | 1118 | 2409 |
| 401 | energy development | 1 | 27 | 1920 | 1937 |
| 401 | women | 5 | 27 | 695 | 1198 |
| 411 | Social Sciences | 4 | 26 | 4056 | 5066 |
| 411 | Cell Biology | 9 | 26 | 3345 | 7370 |
| 411 | Crystallization | 1 | 26 | 1095 | 800 |
| 411 | Reproductive health | 3 | 26 | 983 | 1758 |
| 411 | Molecular evolution | 1 | 26 | 3344 | 3651 |
| 416 | Building Materials | 2 | 25 | 2179 | 3029 |
| 416 | Chemotherapy | 1 | 25 | 3113 | 3193 |
| 416 | Systems Biology | 1 | 25 | 3266 | 3529 |
| 416 | Computational Intelligence | 1 | 25 | 2051 | 1573 |
| 416 | Pesticides | 2 | 25 | 1039 | 1373 |
| 416 | nucleic acids | 11 | 25 | 1190 | 3585 |
| 416 | nucleotides | 11 | 25 | 157 | 518 |
| 423 | Computer Science | 2 | 24 | 3275 | 3412 |
| 423 | Polymer Engineering | 1 | 24 | 292 | 200 |
| 423 | epilepsy | 3 | 24 | 1269 | 2112 |
| 423 | Erectile dysfunction | 2 | 24 | 429 | 629 |
| 423 | infrared radiation | 2 | 24 | 931 | 1101 |
| 423 | Biomechanics | 4 | 24 | 1590 | 2907 |
| 423 | Sports | 3 | 24 | 2489 | 3061 |
| 423 | livestock | 4 | 24 | 565 | 910 |
| 431 | Geriatrics | 2 | 23 | 4652 | 5309 |
| 431 | Anatomy | 9 | 23 | 1475 | 3720 |
| 431 | Geodesy | 3 | 23 | 907 | 1481 |
| 431 | Statistical physics | 2 | 23 | 4655 | 5120 |
| 435 | Rheumatology | 2 | 22 | 1936 | 2609 |
| 435 | Mineralogy | 2 | 22 | 1931 | 2334 |
| 435 | Ichthyology | 2 | 22 | 750 | 832 |
| 435 | pollutants | 1 | 22 | 3527 | 4075 |
| 435 | environmental exposure | 1 | 22 | 3904 | 4294 |
| 435 | India | 3 | 22 | 2241 | 2275 |
| 435 | Fish | 2 | 22 | 566 | 707 |
| 442 | Language Disorders | 5 | 21 | 773 | 1615 |
| 442 | Clinical Laboratory Science | 2 | 21 | 440 | 603 |
| 442 | Signal Transduction | 3 | 21 | 1793 | 3145 |
| 442 | Radiochemistry | 2 | 21 | 1562 | 1623 |
| 442 | Behavioral research | 1 | 21 | 1193 | 1071 |
| 442 | Primary health care | 3 | 21 | 2340 | 3919 |
| 442 | complementary therapies | 7 | 21 | 1545 | 4186 |
| 442 | Teaching | 8 | 21 | 1178 | 2895 |
| 442 | Transport | 1 | 21 | 1267 | 1513 |
| 442 | Sea | 1 | 21 | 1142 | 1314 |
| 442 | Fishery resources | 1 | 21 | 1279 | 1429 |
| 442 | Youth | 1 | 21 | 1316 | 1421 |
| 442 | Cell surface receptors | 3 | 21 | 125 | 358 |
| 455 | Archaeology | 3 | 20 | 1624 | 2163 |
| 455 | Amyotrophic Lateral Sclerosis | 1 | 20 | 588 | 721 |
| 455 | Frontotemporal lobar degeneration | 1 | 20 | 461 | 538 |
| 455 | Japan | 2 | 20 | 3180 | 3572 |
| 455 | Fertilizers | 1 | 20 | 783 | 886 |
| 455 | Nonlinear mechanics | 2 | 20 | 604 | 855 |
| 461 | Civil Engineering | 3 | 19 | 2137 | 2549 |
| 461 | Global Health | 2 | 19 | 1812 | 2500 |
| 461 | Hypertension | 2 | 19 | 2493 | 3639 |
| 461 | Human-Computer Interaction | 1 | 19 | 2997 | 3100 |
| 461 | Diagnostic Imaging | 2 | 19 | 3233 | 4104 |
| 461 | Nonlinear Dynamics | 1 | 19 | 3431 | 3514 |
| 461 | clay minerals | 1 | 19 | 590 | 752 |
| 461 | Pathogens | 2 | 19 | 138 | 355 |
| 461 | Climate | 2 | 19 | 919 | 1653 |
| 461 | weather | 2 | 19 | 858 | 1555 |
| 461 | Heterocyclic compounds | 2 | 19 | 1473 | 1673 |
| 461 | Plants | 4 | 19 | 2263 | 3960 |
| 473 | Freshwater Ecology | 1 | 18 | 616 | 573 |
| 473 | Music | 4 | 18 | 957 | 1483 |
| 473 | Geochemistry | 1 | 18 | 3416 | 3868 |
| 473 | Health Education | 2 | 18 | 3076 | 4233 |
| 473 | emergency management | 2 | 18 | 1352 | 2133 |
| 473 | Water quality management | 2 | 18 | 2698 | 3671 |
| 473 | Intelligent Control Systems | 1 | 18 | 2268 | 1857 |
| 473 | Taste | 1 | 18 | 664 | 812 |
| 473 | flavor | 1 | 18 | 460 | 620 |
| 473 | smell | 1 | 18 | 664 | 812 |
| 473 | Electrophysiology | 3 | 18 | 1509 | 2307 |
| 473 | Student Health Services | 1 | 18 | 571 | 663 |
| 473 | Muscle contraction | 3 | 18 | 356 | 475 |
| 473 | proteins | 5 | 18 | 2164 | 4333 |
| 487 | Mechanical Engineering | 4 | 17 | 2655 | 3827 |
| 487 | Health Services Research | 3 | 17 | 2302 | 4011 |
| 487 | Voice Disorders | 3 | 17 | 57 | 210 |
| 487 | Animal husbandry | 3 | 17 | 448 | 767 |
| 487 | Alternative Medicine | 5 | 17 | 1749 | 4208 |
| 487 | Mountains | 2 | 17 | 642 | 878 |
| 493 | Andrology | 1 | 16 | 1408 | 1672 |
| 493 | Dynamics | 2 | 16 | 2562 | 2994 |
| 493 | Fishery management | 2 | 16 | 1282 | 1834 |
| 493 | Healing | 4 | 16 | 95 | 361 |
| 493 | Evidence-Based Medicine | 4 | 16 | 1348 | 2937 |
| 493 | Holistic Health | 4 | 16 | 409 | 1147 |
| 493 | Plastics | 2 | 16 | 2457 | 3185 |
| 493 | feeding behavior | 1 | 16 | 1552 | 1989 |
| 493 | textile fibers | 2 | 16 | 754 | 959 |
| 493 | recreation | 1 | 16 | 1269 | 1183 |
| 493 | Appetite | 1 | 16 | 1390 | 1807 |
| 493 | Gastrointestinal diseases | 1 | 16 | 1619 | 1824 |
| 505 | Humanities | 2 | 15 | 2832 | 2917 |
| 505 | Electronics | 4 | 15 | 3816 | 5486 |
| 505 | Clinical Biochemistry | 6 | 15 | 1220 | 2971 |
| 505 | Morphology | 7 | 15 | 587 | 1612 |
| 505 | behavioral medicine | 1 | 15 | 2798 | 3719 |
| 505 | Green Technology | 1 | 15 | 1071 | 1266 |
| 505 | natural products | 2 | 15 | 2510 | 3327 |
| 505 | biological factors | 2 | 15 | 2830 | 4213 |
| 505 | innovation | 2 | 15 | 862 | 1570 |
| 505 | rare diseases | 1 | 15 | 1482 | 1801 |
| 505 | Scandinavia | 1 | 15 | 1336 | 1443 |
| 505 | food industry | 1 | 15 | 1499 | 1624 |
| 505 | Digestive system diseases | 1 | 15 | 2009 | 2417 |
| 518 | Risk assessment | 2 | 14 | 955 | 1636 |
| 518 | Bacteriology | 2 | 14 | 2837 | 4566 |
| 518 | ecological risk assessment | 2 | 14 | 419 | 890 |
| 518 | nuclear magnetic resonance | 4 | 14 | 1214 | 2129 |
| 518 | Magnetic Resonance Spectroscopy | 4 | 14 | 1350 | 2382 |
| 518 | Cardiovascular diseases | 1 | 14 | 3214 | 3539 |
| 518 | Stem cells | 1 | 14 | 3034 | 3686 |
| 518 | Health Risk Assessment | 2 | 14 | 730 | 1338 |
| 526 | Nanochemistry | 2 | 13 | 1729 | 2728 |
| 526 | Physical Geography | 1 | 13 | 1199 | 1259 |
| 526 | Sedimentology | 1 | 13 | 1258 | 1573 |
| 526 | Ethnoarchaeology | 1 | 13 | 382 | 515 |
| 526 | Heat Exchangers | 3 | 13 | 1337 | 2805 |
| 526 | Global warming | 5 | 13 | 53 | 432 |
| 526 | personality | 1 | 13 | 2506 | 3053 |
| 526 | Consumer education | 1 | 13 | 758 | 1102 |
| 526 | Diet | 2 | 13 | 3325 | 5268 |
| 526 | Nitric oxide | 1 | 13 | 822 | 1065 |
| 526 | phototherapy | 1 | 13 | 586 | 495 |
| 537 | Paleontology | 1 | 12 | 2240 | 2449 |
| 537 | Chronobiology | 1 | 12 | 941 | 1162 |
| 537 | Plant Ecology | 2 | 12 | 2399 | 3835 |
| 537 | Circadian rhythms | 1 | 12 | 684 | 995 |
| 537 | biological clocks | 1 | 12 | 941 | 1162 |
| 537 | Water Purification | 1 | 12 | 2184 | 2668 |
| 537 | economic policy | 2 | 12 | 3554 | 4188 |
| 537 | curriculum evaluation | 3 | 12 | 360 | 880 |
| 537 | peptides | 2 | 12 | 1420 | 2241 |
| 537 | circadian rhythm | 1 | 12 | 941 | 1162 |
| 537 | biological rhythms | 1 | 12 | 898 | 1137 |
| 537 | Evolution | 1 | 12 | 3611 | 4451 |
| 537 | silicon | 1 | 12 | 883 | 925 |
| 550 | Computer Graphics | 2 | 11 | 2306 | 3446 |
| 550 | Bioenergetics | 1 | 11 | 1728 | 2264 |
| 550 | Pediatric Endocrinology | 1 | 11 | 814 | 878 |
| 550 | Public Policy | 2 | 11 | 2760 | 4611 |
| 550 | Plant Biotechnology | 1 | 11 | 1588 | 1998 |
| 550 | Emerging infectious diseases | 1 | 11 | 777 | 1274 |
| 550 | Nanostructured Materials | 3 | 11 | 3575 | 5924 |
| 550 | Wetland ecology | 2 | 11 | 703 | 1352 |
| 550 | Social policy | 2 | 11 | 1502 | 2217 |
| 550 | Wetland conservation | 2 | 11 | 496 | 1037 |
| 550 | Metabolic disorders in children | 1 | 11 | 741 | 789 |
| 550 | Safety management | 2 | 11 | 984 | 1745 |
| 550 | Nematodes | 1 | 11 | 162 | 194 |
| 550 | planning | 1 | 11 | 1581 | 1925 |
| 550 | Australia | 2 | 11 | 3056 | 4492 |
| 550 | traffic safety | 1 | 11 | 689 | 938 |
| 550 | Economic planning | 1 | 11 | 1031 | 1378 |
| 550 | Wetlands | 2 | 11 | 509 | 1042 |
| 568 | Nuclear Medicine | 3 | 10 | 1408 | 2412 |
| 568 | Animal Nutrition | 2 | 10 | 846 | 1425 |
| 568 | Drug design | 2 | 10 | 2651 | 4212 |
| 568 | Animal genetics | 1 | 10 | 1139 | 1551 |
| 568 | Chromosome mapping | 1 | 10 | 3750 | 4968 |
| 568 | Environmental risk assessment | 2 | 10 | 646 | 1374 |
| 568 | environmental control | 2 | 10 | 353 | 866 |
| 568 | nuclear power | 1 | 10 | 1052 | 941 |
| 568 | Scanning electron microscopy | 1 | 10 | 456 | 599 |
| 568 | gene mapping | 1 | 10 | 4046 | 5319 |
| 578 | Catalysis | 4 | 9 | 3461 | 6074 |
| 578 | Seismology | 1 | 9 | 1033 | 1238 |
| 578 | Social Psychology | 3 | 9 | 2502 | 4790 |
| 578 | Regional Planning | 1 | 9 | 2923 | 3309 |
| 578 | Adult Education | 1 | 9 | 1205 | 1295 |
| 578 | Regional Economics | 1 | 9 | 910 | 1186 |
| 578 | cosmic rays | 2 | 9 | 736 | 1242 |
| 578 | Anti-inflammatory agents | 1 | 9 | 599 | 942 |
| 578 | Developmental Neurobiology | 3 | 9 | 682 | 1572 |
| 578 | Inflammation | 1 | 9 | 2573 | 3555 |
| 578 | Elderly | 1 | 9 | 2615 | 2271 |
| 578 | human behavior | 3 | 9 | 3066 | 6409 |
| 578 | animals | 2 | 9 | 1936 | 3010 |
| 578 | Physical fitness | 2 | 9 | 1550 | 2467 |
| 578 | older people | 1 | 9 | 3374 | 3409 |
| 578 | water supply | 1 | 9 | 1817 | 2456 |
| 578 | anesthesia | 1 | 9 | 1338 | 1402 |
| 578 | Parasites | 5 | 9 | 1560 | 3785 |
| 578 | Condensed Matter | 1 | 9 | 5046 | 5450 |
| 578 | nanoscience | 1 | 9 | 4898 | 5839 |
| 578 | biomedicine | 1 | 9 | 2045 | 2879 |
| 578 | Spain | 1 | 9 | 1620 | 1167 |
| 578 | sexual behavior | 2 | 9 | 1019 | 1904 |
| 601 | Economic History | 4 | 8 | 3876 | 6246 |
| 601 | Numerical Analysis | 5 | 8 | 2181 | 4266 |
| 601 | Cross-Cultural Studies | 1 | 8 | 1499 | 2008 |
| 601 | sadness | 3 | 8 | 239 | 844 |
| 601 | cross-cultural comparison | 1 | 8 | 1210 | 1684 |
| 601 | Computer Literacy | 1 | 8 | 525 | 795 |
| 601 | death | 3 | 8 | 337 | 981 |
| 601 | Suicide | 3 | 8 | 658 | 1788 |
| 601 | antisocial personality disorder | 3 | 8 | 239 | 844 |
| 601 | Immunity | 1 | 8 | 3565 | 4855 |
| 611 | Electrical Engineering | 3 | 7 | 4115 | 5680 |
| 611 | Systems Engineering | 2 | 7 | 3124 | 4475 |
| 611 | Medical Laboratory Science | 2 | 7 | 3180 | 5567 |
| 611 | Mathematics Education | 1 | 7 | 892 | 965 |
| 611 | Veterinary Pathology | 2 | 7 | 520 | 918 |
| 611 | breastfeeding | 1 | 7 | 1207 | 1805 |
| 611 | Acarology | 1 | 7 | 654 | 997 |
| 611 | Mites | 2 | 7 | 647 | 1184 |
| 611 | Ticks | 1 | 7 | 707 | 1015 |
| 611 | Acari | 1 | 7 | 626 | 981 |
| 621 | Graph Theory | 2 | 6 | 1099 | 1456 |
| 621 | Neuropsychiatry | 1 | 6 | 1821 | 2533 |
| 621 | Computer Vision | 1 | 6 | 2201 | 3051 |
| 621 | Remote Sensing | 2 | 6 | 2196 | 3275 |
| 621 | Diabetes mellitus | 1 | 6 | 4124 | 5666 |
| 621 | Lymphoma | 2 | 6 | 1215 | 1296 |
| 621 | Molecular Imaging | 1 | 6 | 1378 | 1942 |
| 621 | Multiple Myeloma | 2 | 6 | 1207 | 1270 |
| 621 | Diagnostic microbiology | 1 | 6 | 2599 | 3755 |
| 621 | Religion and Psychology | 3 | 6 | 589 | 1648 |
| 621 | Leukemia | 2 | 6 | 1905 | 2756 |
| 621 | Ethnology | 1 | 6 | 3020 | 3335 |
| 621 | Combinatorial analysis | 2 | 6 | 1451 | 1771 |
| 621 | Insects | 2 | 6 | 2149 | 3356 |
| 621 | mammals | 2 | 6 | 1617 | 2765 |
| 621 | Decision making | 2 | 6 | 2335 | 4364 |
| 621 | Diabetes | 1 | 6 | 4209 | 5731 |
| 638 | Geotechnical Engineering | 1 | 5 | 1052 | 1384 |
| 638 | Occupational Therapy | 1 | 5 | 2340 | 2804 |
| 638 | Kinesiology | 1 | 5 | 385 | 661 |
| 638 | Soil Mechanics | 1 | 5 | 1954 | 2493 |
| 638 | Rock Mechanics | 1 | 5 | 1600 | 2095 |
| 638 | Epigenetics | 1 | 5 | 520 | 905 |
| 638 | Social welfare | 1 | 5 | 1318 | 1971 |
| 638 | Pest control | 1 | 5 | 367 | 597 |
| 638 | Epigenomics | 1 | 5 | 510 | 889 |
| 638 | Porous materials | 1 | 5 | 1493 | 2064 |
| 638 | Croatia | 2 | 5 | 176 | 211 |
| 638 | Cerebellum | 1 | 5 | 691 | 1137 |
| 638 | Cognition | 1 | 5 | 3064 | 4245 |
| 638 | Pregnancy | 1 | 5 | 1856 | 2820 |
| 638 | Cerebellar ataxia | 1 | 5 | 691 | 1137 |
| 653 | Nephrology | 1 | 4 | 1247 | 1881 |
| 653 | Human Geography | 2 | 4 | 1558 | 2783 |
| 653 | Cryptography | 2 | 4 | 956 | 1532 |
| 653 | Image Processing | 1 | 4 | 3646 | 4872 |
| 653 | Decision Support Systems | 1 | 4 | 694 | 1146 |
| 653 | Genetic testing | 1 | 4 | 891 | 1452 |
| 653 | Biomarkers | 1 | 4 | 1078 | 1848 |
| 653 | Database Security | 2 | 4 | 131 | 438 |
| 653 | Organic farming | 1 | 4 | 121 | 283 |
| 653 | protein | 1 | 4 | 2472 | 3421 |
| 653 | men | 1 | 4 | 695 | 1210 |
| 653 | thinking | 1 | 4 | 601 | 1016 |
| 653 | toxicity testing | 1 | 4 | 1648 | 2623 |
| 653 | Imaging systems | 1 | 4 | 1680 | 2251 |
| 653 | masculinity | 1 | 4 | 221 | 435 |
| 653 | Creativity | 1 | 4 | 639 | 1133 |
| 653 | kidney | 1 | 4 | 192 | 308 |
| 653 | Kidney diseases | 1 | 4 | 2004 | 2887 |
| 671 | Political Science | 1 | 3 | 3299 | 3658 |
| 671 | Otolaryngology | 1 | 3 | 1317 | 1931 |
| 671 | Mobile Computing | 1 | 3 | 2283 | 2949 |
| 671 | Special Education | 3 | 3 | 921 | 2097 |
| 671 | Critical Care | 2 | 3 | 2577 | 4626 |
| 671 | Urban Geography | 1 | 3 | 467 | 791 |
| 671 | Nuclear Chemistry | 1 | 3 | 2131 | 2829 |
| 671 | Nutrition physiology | 1 | 3 | 1656 | 2612 |
| 671 | Wireless Communication Systems | 1 | 3 | 3456 | 4337 |
| 671 | Marine biodiversity | 1 | 3 | 595 | 872 |
| 671 | Laser therapy | 1 | 3 | 963 | 1455 |
| 671 | Nanoparticles | 1 | 3 | 3312 | 4741 |
| 671 | Genetic variation | 1 | 3 | 311 | 662 |
| 671 | Business | 1 | 3 | 3924 | 5087 |
| 671 | civilization | 2 | 3 | 1864 | 1897 |
| 671 | machinery | 1 | 3 | 1543 | 2176 |
| 671 | biological evolution | 1 | 3 | 3922 | 5578 |
| 671 | miniaturization | 1 | 3 | 3353 | 4842 |
| 671 | Phylogeny | 1 | 3 | 1678 | 2650 |
| 690 | Speech-Language Pathology | 1 | 2 | 627 | 1120 |
| 690 | Linguistics | 1 | 2 | 2851 | 3334 |
| 690 | Cultural Studies | 1 | 2 | 390 | 784 |
| 690 | Higher Education | 1 | 2 | 1126 | 1833 |
| 690 | Developmental Psychology | 1 | 2 | 1957 | 3041 |
| 690 | Palynology | 1 | 2 | 568 | 913 |
| 690 | Applied Linguistics | 1 | 2 | 1192 | 1590 |
| 690 | Phonetics | 1 | 2 | 646 | 1034 |
| 690 | speech therapy | 1 | 2 | 829 | 1334 |
| 690 | Religion | 1 | 2 | 2034 | 1979 |
| 690 | Learning disabilities | 3 | 2 | 930 | 2476 |
| 690 | Ornithology | 1 | 2 | 1798 | 2422 |
| 690 | Religion and Culture | 1 | 2 | 711 | 1094 |
| 690 | Marriage | 2 | 2 | 764 | 1851 |
| 690 | sustainability | 1 | 2 | 1747 | 2916 |
| 690 | Amyloidosis | 1 | 2 | 340 | 674 |
| 690 | Health insurance | 1 | 2 | 1054 | 1879 |
| 690 | Interfaces | 1 | 2 | 732 | 1253 |
| 690 | Educational measurement | 1 | 2 | 369 | 643 |
| 690 | Alloys | 1 | 2 | 645 | 1015 |
| 690 | cytokines | 1 | 2 | 2646 | 3978 |
| 690 | paraphilias | 2 | 2 | 288 | 786 |
| 690 | Atomic spectroscopy | 1 | 2 | 2079 | 2872 |
| 690 | Detectors | 1 | 2 | 2008 | 3098 |
| 690 | Culture | 1 | 2 | 2126 | 2930 |
| 690 | Marriage counseling | 2 | 2 | 476 | 1148 |
| 690 | plant communities | 1 | 2 | 1921 | 2998 |
| 690 | bees | 1 | 2 | 803 | 1328 |
| 718 | Law | 1 | 1 | 2912 | 3362 |
| 718 | Surgery | 1 | 1 | 3919 | 5244 |
| 718 | Agricultural Engineering | 2 | 1 | 751 | 1820 |
| 718 | Architecture | 1 | 1 | 1358 | 1712 |
| 718 | Geriatric Nursing | 1 | 1 | 1064 | 1925 |
| 718 | Intelligent Transportation Systems | 1 | 1 | 1394 | 2233 |
| 718 | Biopharmaceutics | 1 | 1 | 2524 | 3872 |
| 718 | Automation | 2 | 1 | 2528 | 4604 |
| 718 | Cartography | 1 | 1 | 1202 | 1653 |
| 718 | Cosmology | 1 | 1 | 2297 | 2872 |
| 718 | Forensic Psychology | 1 | 1 | 842 | 1365 |
| 718 | General Surgery | 1 | 1 | 1619 | 2460 |
| 718 | Plant Morphology | 1 | 1 | 1163 | 1868 |
| 718 | Educational Psychology | 2 | 1 | 1946 | 3856 |
| 718 | Natural Language Processing | 1 | 1 | 14 | 40 |
| 718 | Computational Linguistics | 1 | 1 | 1241 | 1996 |
| 718 | Forensic Psychiatry | 1 | 1 | 1125 | 1858 |
| 718 | Feminism | 1 | 1 | 1152 | 1763 |
| 718 | Travel | 1 | 1 | 2058 | 3410 |
| 718 | Mass Media | 1 | 1 | 1812 | 2351 |
| 718 | histological techniques | 1 | 1 | 1468 | 2439 |
| 718 | Semiotics | 1 | 1 | 784 | 992 |
| 718 | Sequential Analysis | 1 | 1 | 203 | 323 |
| 718 | Serbia | 1 | 1 | 349 | 597 |
| 718 | isomerism | 1 | 1 | 756 | 1376 |
| 718 | disabilities | 1 | 1 | 1633 | 2668 |
| 718 | Algae | 1 | 1 | 1362 | 2038 |
| 718 | Bacterial infections | 1 | 1 | 2022 | 3321 |
| 718 | crime victims | 1 | 1 | 356 | 781 |
| 718 | RNA | 1 | 1 | 1082 | 1802 |
| 718 | Intellectual disability | 1 | 1 | 1773 | 2814 |
| 718 | violence | 1 | 1 | 1878 | 3074 |
| 718 | Attention | 1 | 1 | 3889 | 5713 |
| 718 | Aggression | 1 | 1 | 960 | 1803 |
| 718 | Stress | 1 | 1 | 657 | 1327 |
| 718 | Chirality | 1 | 1 | 756 | 1376 |
| 718 | drug evaluation | 1 | 1 | 2757 | 4403 |
| 755 | Transportation Engineering | 4 | 0 | 303 | 1427 |
| 755 | Software Engineering | 1 | 0 | 1954 | 3099 |
| 755 | Audiology | 1 | 0 | 1535 | 2407 |
| 755 | Telecommunication Systems | 1 | 0 | 2843 | 4100 |
| 755 | Radiation Oncology | 1 | 0 | 838 | 1438 |
| 755 | Health Policy | 1 | 0 | 5017 | 7701 |
| 755 | Medical Oncology | 1 | 0 | 3890 | 5313 |
| 755 | Telecommunications | 1 | 0 | 1686 | 2721 |
| 755 | Disability Studies | 2 | 0 | 428 | 1178 |
| 755 | Tourism | 1 | 0 | 2766 | 4252 |
| 755 | preventive medicine | 1 | 0 | 2922 | 4807 |
| 755 | civil rights | 1 | 0 | 854 | 1497 |
| 755 | Organ transplantation | 1 | 0 | 862 | 1406 |
| 755 | Hearing Aids | 1 | 0 | 477 | 837 |
| 755 | Sexuality | 1 | 0 | 691 | 1338 |
| 755 | Islam | 2 | 0 | 857 | 1836 |
| 755 | Germany | 1 | 0 | 1605 | 2523 |
| 755 | Sedimentary rocks | 1 | 0 | 1065 | 1703 |
| 755 | United Kingdom | 1 | 0 | 3402 | 5167 |
| 755 | finance | 1 | 0 | 3816 | 5263 |
| 755 | carbonate rocks | 1 | 0 | 298 | 636 |
| 755 | Egypt | 1 | 0 | 1232 | 2439 |
